newbie need help w/error messages

This is a discussion on newbie need help w/error messages within the C++ Programming forums, part of the General Programming Boards category; I need help with 5 error messages. I'm new at c++ so I don't understand what these errors mean or ...

The $$$ is when the the books data changes to cards data. I changed teh ">>" around and I changed Card* Findcard(int) to Card* Findcard(ifstream&, int) in the header file. I changed Card* Library::Findcard(int c) to Card* Library::Findcard(ifstream &input, int c). What should I put in the GoCommand function for Findcard(CardID)? What do I write for the argument of ifstream? This is the line 126 errors.